CarboAir™ 50 has a 50mm bed of virgin activated granular carbon. It is the best filter for normal use in smaller grow rooms. A 50mm bed of carbon is perfect for smaller grow rooms. It offers excellent filtration of air without compromising air flow.

The Revolution Stratos 200 AC is the most efficient duct fan for grow room environments. Designed by ventilation expert Systemair to have an aerodynamically optimised impeller and special guide vanes to give greater air flows than competing inline fans. 

The latest addition to GAS’ range of controllers, the new AC 1 is the easy and effective way to control AC fans.

The GAS EC1 thermostatic speed controller is the perfect way to control your outtake EC fans.
With a minimum and maximum speed control and powered from the fan, there is no need for a power pack.

The GAS Step Controllers are the best AC fan controllers available. Quiet, simple to use and the most efficient way to regulate your AC fans, with no clicking between steps like other AC fan controllers.
The digital controller technology with solid state relays create a top quality 5 step transformer. Made in Europe to the highest quality standards, the silent seamless changes between steps removes the loud clicking that some controllers have.

The 4 AMP Pro Plus Controller has the same top quality transformer and silent step transitions as the pro version. It has the addition of a heater control that works in unison with the fan controller. Keeps your grow room close to your set temperature all the time.

The GAS Step Controllers are the best AC fan controllers available. Quiet, simple to use and the most efficient way to regulate your AC fans, with no clicking between steps like other AC fan controllers.
The digital controller technology with solid state relays create a top quality 5 step transformer. Made in Europe to the highest quality standards, the silent seamless changes between steps removes the loud clicking that some controllers have.

G.A.S newest controller, the EC5 Fan Controller plugs directly into any of the Systemair EC fan range. The EC5 fan controller is a thermostatic controller with RTT technology - meaning it intelligently reacts to changes in your grow room temperature and will increase or decrease the speeds of your fans accordingly.

CarboAir 75 has a deeper carbon bed of 75mm and a longer body. This provides a longer contact time between the air and carbon removing higher concentrations of VOCs. The 75mm carbon bed of virgin activated granular carbon has been developed to last under harsher conditions. Our filters have been designed to perform for a minimum of 18 months. With stronger strains you are safe with CarboAir 75